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amd-iommu: set evt_buf_size correctly

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The setting of this variable got lost during the suspend/resume
implementation.  But keeping this variable zero causes a divide-by-zero
error in the interrupt handler. This patch fixes this.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Joerg Roedel 2009-07-02 18:32:05 +02:00
parent 7a6a3a086f
commit 1bc6f83813
1 changed files with 2 additions and 0 deletions
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2
arch/x86/kernel/amd_iommu_init.c
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@ -472,6 +472,8 @@ static u8 * __init alloc_event_buffer(struct amd_iommu *iommu)
if (iommu->evt_buf == NULL)
return NULL;
iommu->evt_buf_size = EVT_BUFFER_SIZE;
return iommu->evt_buf;
}